'Love hormone' is revealed to have heart healing properties

The neurohormone oxytocin is well-known for promoting social bonds and generating pleasurable feelings, for example from art, exercise, or sex. But the hormone has many other functions, such as the regulation of lactation ...

Dogs can smell when we're stressed, study suggests

The physiological processes associated with an acute psychological stress response produce changes in human breath and sweat that dogs can detect with an accuracy of 93.75%, according to a new study published this week in ...

How the zebrafish repairs a broken heart

An MDC research team led by Jan Philipp Junker and Daniela Panáková has found that zebrafish can regenerate heart tissue after injury. Connective tissue cells play an important role in the process by temporarily entering ...

Micro-device could pick up early signs of heart attack or stroke

In Australia each year, approximately 55,000 people suffer a heart attack, with a similar number suffering from stroke. Many are caused by blood clots that block the flow of blood to the heart, often in at-risk individuals ...

How to keep your dog's heart healthy

Anyone who has been on the receiving end of a dog's love and devotion knows these furry friends are nothing if not good for our hearts.

Thousands affected as quake hits Guatemala

A 6.2-magnitude earthquake that struck western Guatemala early Wednesday caused damage affecting nearly 25,000 people, and caused three people to suffer fatal heart attacks, authorities said.

Beijing's smog woes cast pall over 'green' Winter Olympics

Beijing's air pollution is far below acceptable World Health Organization levels with the Chinese capital a month away from hosting the Winter Olympics –- but environmental data shows its skies have improved dramatically ...

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